#include "digraph.h"

#ifndef VECTOR_H
#define VECTOR_H

double
norm1 (double*, int);

void
normalize (double*, int);

void
point_sub (double*, double*, double*, int);

void
point_sum (double*, double*, double*, int);

double
inner_product (double*, int*, int);

void
vector_matrix_product(double*, Digraph, int, double*);

#endif

